The VA is conducting market research through a Sources Sought notice to assess qualified businesses capable of providing Animal Lab Air Change per Hour (ACH) and pressure testing at the Richmond VA Medical Center. The contractor must measure supply, return, and exhaust airflow to calculate ACH, verify room pressure relationships, identify deficiencies, perform corrective adjustments/balancing using existing HVAC controls, and retest affected rooms. Work must comply with NEBB Procedural Standards, VA regulations, and applicable federal, state, and local standards, with the contractor supplying tools, equipment, materials, labor, transportation, and supervision. Deliverables include a final ACH and Pressure Verification Report, deficiency summary and corrective recommendations, updated airflow/pressure logs, and signed certification by a NEBB-certified TAB professional. Respondents must provide company size/manufacturer or reseller status, FSS or open-market interest, ownership/CVE certification details, SAM registration and UEI, a capabilities statement, and an authorized distributor letter if applicable; this is market research for planning purposes only.